Seanad Eireann vs Seanad

Seanad Eireann and Seanad both are nouns.

Word	Noun	Adjective	Verb	Adverb
Seanad Eireann	Yes	No	No	No
Seanad	Yes	No	No	No

As nouns, Seanad Eireann and Seanad are synonyms defined as:

Seanad Eireann and Seanad: the upper house of the parliament of the Irish Republic

Seanad Eireann (noun)	Seanad (noun)
the upper house of the parliament of the Irish Republic	the upper house of the parliament of the Irish Republic